actions/peoplesearch.php

   1 <?php
   2 /*
   3  * Laconica - a distributed open-source microblogging tool
   4  * Copyright (C) 2008, Controlez-Vous, Inc.
   5  *
   6  * This program is free software: you can redistribute it and/or modify
   7  * it under the terms of the GNU Affero General Public License as published by
   8  * the Free Software Foundation, either version 3 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU Affero General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Affero General Public License
  17  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  18  */
  19
  20 if (!defined('LACONICA')) { exit(1); }
  21
  22 define(PROFILES_PER_PAGE, 10);
  23
  24 # XXX common parent for people and content search?
  25
  26 class PeoplesearchAction extends Action {
  27
  28         function handle($args) {
  29                 parent::handle($args);
  30                 $this->show_form();
  31         }
  32
  33         function show_top($error=NULL) {
  34         }
  35
  36         function show_form($error=NULL) {
  37                 $q = $this->trimmed('q');
  38                 $page = $this->trimmed('page', 1);
  39
  40                 common_show_header(_t('Find people'), NULL, $error, array($this, 'show_top'));
  41                 common_element_start('form', array('method' => 'post',
  42                                                                                    'id' => 'login',
  43                                                                                    'action' => common_local_url('peoplesearch')));
  44                 common_element_start('p');
  45                 common_element('input', array('name' => 'q',
  46                                                                           'id' => 'q',
  47                                                                           'type' => 'text',
  48                                                                           'class' => 'input_text',
  49                                                                           'value' => ($q) ? $q : ''));
  50                 common_text(' ');
  51                 common_element('input', array('type' => 'submit',
  52                                                                           'id' => 'search',
  53                                                                           'name' => 'search',
  54                                                                           'class' => 'submit',
  55                                                                           'value' => _t('Search')));
  56
  57                 common_element_end('p');
  58                 if ($q) {
  59                         common_element('hr');
  60                         $this->show_results($q, $page);
  61                 }
  62                 common_element_end('form');
  63                 common_show_footer();
  64         }
  65
  66         function show_results($q, $page) {
  67
  68                 $profile = new Profile();
  69
  70                 # lcase it for comparison
  71                 $q = strtolower($q);
  72                 $profile->whereAdd('MATCH(nickname, fullname, location, bio, homepage) ' .
  73                                                    'against (\''.addslashes($q).'\')');
  74
  75                 # Ask for an extra to see if there's more.
  76
  77                 $profile->limit((($page-1)*PROFILES_PER_PAGE), PROFILES_PER_PAGE + 1);
  78
  79                 $cnt = $profile->find();
  80
  81                 if ($cnt > 0) {
  82                         $terms = preg_split('/[\s,]+/', $q);
  83                         common_element_start('ul', array('id' => 'profiles'));
  84                         for ($i = 0; $i < min($cnt, PROFILES_PER_PAGE); $i++) {
  85                                 if ($profile->fetch()) {
  86                                         $this->show_profile($profile, $terms);
  87                                 } else {
  88                                         // shouldn't happen!
  89                                         break;
  90                                 }
  91                         }
  92                         common_element_end('ul');
  93                 }
  94
  95                 common_pagination($page > 1, $cnt > PROFILES_PER_PAGE,
  96                                                   $page, 'peoplesearch', array('q' => $q));
  97         }
  98
  99         function show_profile($profile, $terms) {
 100                 common_start_element('li', array('class' => 'profile_single',
 101                                                                                  'id' => 'profile-' . $profile->id));
 102                 $avatar = $profile->getAvatar(AVATAR_STREAM_SIZE);
 103                 common_element_start('a', array('href' => $profile->profileurl));
 104                 common_element('img', array('src' => ($avatar) ? common_avatar_display_url($avatar) : common_default_avatar(AVATAR_STREAM_SIZE),
 105                                                                         'class' => 'avatar stream',
 106                                                                         'width' => AVATAR_STREAM_SIZE,
 107                                                                         'height' => AVATAR_STREAM_SIZE,
 108                                                                         'alt' =>
 109                                                                         ($profile->fullname) ? $profile->fullname :
 110                                                                         $profile->nickname));
 111                 common_element_end('a');
 112                 common_element_start('a', array('href' => $profile->profileurl,
 113                                                                                 'class' => 'nickname'));
 114                 common_raw($this->highlight($profile->nickname, $terms));
 115                 common_element_end('a');
 116                 if ($profile->fullname) {
 117                         common_element_start('p', 'fullname');
 118                         common_raw($this->highlight($profile->fullname, $terms));
 119                         common_element_end('p');
 120                 }
 121                 if ($profile->location) {
 122                         common_element_start('p', 'location');
 123                         common_raw($this->highlight($profile->location, $terms));
 124                         common_element_end('p');
 125                 }
 126                 if ($profile->location) {
 127                         common_element_start('p', 'bio');
 128                         common_raw($this->highlight($profile->bio, $terms));
 129                         common_element_end('p');
 130                 }
 131                 common_element_end('li');
 132         }
 133
 134         function highlight($text, $terms) {
 135                 $pattern = '/('.implode('|',array_map('htmlspecialchars', $terms)).')/';
 136                 $result = preg_replace($pattern, '<strong>\\1</strong>', $text);
 137                 return $result;
 138         }
 139 }